02 April, 2025CAT 3126E Fault Code: 252-11 PID: Flash Code 59 SPN: 631 FMI: 11 Incorrect Engine Software The Boost Pressure signal voltage is above acceptable range. Share on Facebook Opens in a new window. Tweet on Twitter Opens in a new window. Pin on Pinterest Opens in a new window. Back to blog Leave a comment Name * Email * Comment * Please note, comments need to be approved before they are published.
